From 70859aff39395cb99bb85af1b178e9554b7c8af3 Mon Sep 17 00:00:00 2001
From: Michael Forney <mforney@mforney.org>
Date: Fri, 22 Sep 2017 19:52:51 -0700
Subject: ffmpeg: Use texi2mdoc to build man pages

---
 .travis.yml        | 4 ++--
 pkg/ffmpeg/gen.lua | 8 ++++++++
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 6b3f2792..537fdf0b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -19,8 +19,8 @@ script:
 - make -C pkg/samurai/src
 - echo 'fn fs { true }; config_tls=libressl; config_video_drivers=(intel nouveau)' > config.rc
 - lua setup.lua
-- ./pkg/samurai/src/samu out/pkg/openbsd/pax out/pkg/mc/bin/6m out/pkg/mc/bin/muse out/pkg/file/file
+- ./pkg/samurai/src/samu out/pkg/openbsd/pax out/pkg/mc/bin/6m out/pkg/mc/bin/muse out/pkg/file/file out/pkg/texi2mdoc/texi2mdoc
 - mkdir /tmp/bin
-- cp out/pkg/openbsd/pax out/pkg/mc/bin/6m out/pkg/mc/bin/muse out/pkg/file/file /tmp/bin
+- cp out/pkg/openbsd/pax out/pkg/mc/bin/6m out/pkg/mc/bin/muse out/pkg/file/file out/pkg/texi2mdoc/texi2mdoc /tmp/bin
 - PATH=/tmp/bin:$PATH
 - ./pkg/samurai/src/samu commit
diff --git a/pkg/ffmpeg/gen.lua b/pkg/ffmpeg/gen.lua
index fb610a87..0c5f6122 100644
--- a/pkg/ffmpeg/gen.lua
+++ b/pkg/ffmpeg/gen.lua
@@ -22,6 +22,9 @@ set('nasmflags', {
 build('awk', '$outdir/config.asm', '$dir/options.h', {
 	expr=[['{print "%define " substr($$0, length("#define ") + 1)}']],
 })
+build('awk', '$outdir/config.texi', '$dir/options.h', {
+	expr=[['$$3 == "1" {gsub("_", "-", $$2); print "@set", tolower($$2), "yes"}']],
+})
 build('awk', '$outdir/internal/libavcodec/bsf_list.c', {'$dir/options.h', '|', '$dir/bitstream_filters.awk'}, {
 	expr='-f $dir/bitstream_filters.awk',
 })
@@ -339,4 +342,9 @@ file('bin/ffprobe', '755', '$outdir/ffprobe')
 exe('ffmpeg', {'ffmpeg.c', 'ffmpeg_opt.c', 'ffmpeg_filter.c', 'cmdutils.c.o', libs})
 file('bin/ffmpeg', '755', '$outdir/ffmpeg')
 
+rule('texi2mdoc', 'texi2mdoc -I $outdir $in >$out.tmp && mv $out.tmp $out')
+build('texi2mdoc', '$outdir/ffprobe.1', {'$srcdir/doc/ffprobe.texi', '|', '$outdir/config.texi'})
+build('texi2mdoc', '$outdir/ffmpeg.1', {'$srcdir/doc/ffmpeg.texi', '|', '$outdir/config.texi'})
+man{'$outdir/ffprobe.1', '$outdir/ffmpeg.1'}
+
 fetch 'git'
-- 
cgit v1.2.3